thermal metamorphism

Regional magmatic thermal metamorphism of Yanshan stage is main controlled factors of coal metamorphic law, and the vapor-water hydrothermal metamorphism play a leading role.

燕山期区域岩浆热变质作用是煤变质规律的主要控制因素，其中，汽水热液变质作用又处主导地位。

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The alluvium bearing diamonds were experienced thermal metamorphism, and reformed by modern river again.

从褐斑的特点来看，湖南金刚石在形成砂矿后可能经过热变质作用，现代河流砂矿只是对原砂矿进行再次改造。

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Detailed research suggests the following tectonic evolution model: Thermal metamorphism was related to intra island arc tension, while regional faulting metamorphism was caused by A type subduction in the process of collisional orogeny. Phenomenon

这一研究反映了哈尔里克泥盆纪火山岛弧经过了由拉伸作用到碰撞挤压造山引发的A型俯冲作用演变过程，并产生了上述相应的变质现象

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On the condition of thermal contact metamorphism, clay minerals in coal are changed into andalusite.

无烟煤中红柱石是煤中粘土质矿物经热接触变质作用形成的.

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Based on the studies of meteorites, the authors introduce the formation and evolution of the solar system, including condensation, heating and alteration in the solar nebula, thermal metamorphism, igneous fractionation and shock metamorphism in parent bodies of meteorites.

通过对陨石的研究，说明太阳系的形成与演化历史，包括太阳星云的凝聚过程、高温加热熔融事件和低温蚀变过程，陨石母体的热变质作用、熔融分异作用以及冲击变质作用等。

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This sort of magnetite is therefore considered to be the product of thermal metamorphism of sedimentary-diagenetic pyrite.

故认为这类磁铁矿可能为黄铁矿热变质产物。

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Thermal metamorphism of GRV 98002 ( l5) and grv98004 ( h5) ordinary chondrites

南极GRV98002（L5）和GRV98004（H5）普通球粒陨石的热变质作用

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After this the heat events in the area occurred successively: thermal metamorphism, dynamothermal metamor-phism, intrusion of magma, deformation and degeneration, etc.

随后的热事件主要为热变质作用，动热变质作用，岩浆的侵入与侵位，变形及退变质作用，构成了本区的热历史。

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Owing to magma thermal metamorphism superimposing on the regional metamorphosis, the intensity of gas generation is higher.

在区域变质的背景上，叠加了岩浆热变质作用，生气强度大。

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Study on Thermal Evolution and Coal Metamorphism of the Longtan Coal Series in Nantong Mining Area

南桐矿区龙潭煤系热演化及煤变质研究

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Molybdenum occurs as colloidal sulfides with carbon, sulfur and clay, and forms molybdenite through thermal metamorphism.

钼主要与碳、硫、粘土一起呈钼硫化物胶状集合体，经热接触变质作用后形成辉钼矿；

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Deep burial and thermal metamorphism make the thermal mature degree in Cambrian-Lower Ordovician source rock and palaeo-reservoir further increase.

英吉苏凹陷后期深埋增温作用使寒武系烃源岩及奥陶系古油气藏热演化程度进一步提高，具有二次生烃条件。

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Influence of thermal conductivities on thermal metamorphism of wall rocks

岩石的热导率对岩石热变质的影响

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The research of deformation of metamorphic minerals around contact zone indicates the synchroneity of thermal metamorphism and deformation.

通过接触带变质矿物变形特征的研究，揭示了热变质作用与侵位变形的同时性；

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Thermal and impact metamorphism in the JILIN METEORITE

吉林陨石的热变质及冲击变质研究

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Genesis of coal metamorphism of Late Paleozoic coals in the south of North China-a further approach to the effects of thermal groundwater on coal metamorphism

华北地区南部晚古生代煤的变质成因&地下水热液对煤变质作用影响的进一步探讨

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